be happy to do sth和have a good time doing sth的区别

be happy to do sth和have a good time doing sth的区别 be happy （about）doing sth .be happy to do sth.哪个对? be happy to do sth比较好的翻译是什么? be happy to do sth中的sth是什么意思sth是不是读something的音 be to do sth和will do sth的区别 be surprised at sth.和be surprised to do sth. be happy/surprised to do sth后面这个to do sth充当着什么语?如题 be to do sth.和will do sth.和be about to do sth.有什么不同? 用be eager to do sth.和be willing to do sth.造句 be consided to do sth 和be supposed to do sth 有什么区别 be to do sth.和be about to do sth.有什么区别? 告诉我英语ving和v原型的区别...比如一些语法by doing sth/enjoy dinglet's sb do/be happy to do sth不是do就是doing或to do请问这有什么规律可循? 区分一下sth be supposed to do和sth be supposed to be done will do sth, be about to do sth, be to do sth, be going to do sth 和be doing 的区别will do sth, be about to do sth, be to do sth, be going to do sth 和be doing 的详细用法及它们之间的区别 sb be seen to do sth 和 sb be seen do sth 有什么不同? have sth.to do和have sth.to be down和have sth.down是have sth.to do和have sth.to be down意思相同,还是have sth.to be down和have sth.down相同? be sure to do sth. be pleased to do sth